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Alternator

The alternator keeps the battery in a constant state of charge anytime the engine is running. If your lights are dimming or you hear excessive bearing noise around the alternator, chances are that it's time for a replacement.
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New Alternator - 140amp | BMW E36 E34 M50 M52 S50 S52
New Alternator - 140amp | BMW E36 E34 M50 M52 S50 S52
Bavarian Autosport - Corporate Logo
T#:25042544
Part#: 12311744567
In Stock
Sale - Save 15% $ 219.99

This product was last offered at the strikethrough price on
05-03-2026

$ 186.99 USD
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Sale - Save 15%
$ 219.99

This product was last offered at the strikethrough price on
05-03-2026

$ 186.99 USD
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New Alternator - 180 Amp
New Alternator - 180 Amp
Bavarian Autosport - Corporate Logo
T#:26438187
Part#: 12317558220
In Stock
Sale - Save 10% $ 294.99

This product was last offered at the strikethrough price on
06-30-2026

$ 265.49 USD
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Sale - Save 10%
$ 294.99

This product was last offered at the strikethrough price on
06-30-2026

$ 265.49 USD
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Alternator - 180amp
Alternator - 180amp
Bavarian Autosport - Corporate Logo
T#:26438185
Part#: 12317837981
In Stock
Sale - Save 15% $ 304.99

This product was last offered at the strikethrough price on
05-03-2026

$ 259.24 USD
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Sale - Save 15%
$ 304.99

This product was last offered at the strikethrough price on
05-03-2026

$ 259.24 USD
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New Alternator - 120A
New Alternator - 120A
Bavarian Autosport - Corporate Logo
T#:25042543
Part#: 12317501690
In Stock
Sale - Save 20% $ 211.99

This product was last offered at the strikethrough price on
05-03-2026

$ 169.59 USD
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Sale - Save 20%
$ 211.99

This product was last offered at the strikethrough price on
05-03-2026

$ 169.59 USD
Free Shipping on orders $49 and up
Add to Wish List
Alternator - 120amp
Alternator - 120amp
Bavarian Autosport - Corporate Logo
T#:25042542
Part#: 12317831436
Ships on Sep 29, 2026
Sale - Save 20% $ 222.99

This product was last offered at the strikethrough price on
05-03-2026

$ 178.39 USD
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Sale - Save 20%
$ 222.99

This product was last offered at the strikethrough price on
05-03-2026

$ 178.39 USD
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Alternator Pulley - E82 E90 E92 E60
Alternator Pulley - E82 E90 E92 E60
We Price Match - Give Us A Call or Chat!
Ina - Corporate Logo
T#:19332
Part#: 12317570152
Ships in 1-2 days
$ 66.99 USD
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$ 66.99 USD
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This OEM alternator pulley has a ratcheting mechanism inside that can wear out, causing a rattling sound. This mechanism allows the alternator to freewheel to a degree. This is only for the Valeo brand alternator/

This item fits the following BMWs:
2008+ E82 BMW 128i with N51 engine
2006-2007 E90 BMW 325i 325xi 330i 330xi - Sedan
2006-2007 E90 BMW 328i 328xi - Sedan with N51 engine
2006-2007 E91 BMW 325xi - Wagon
2007-2007 E92 BMW 328i 328xi 328i xDrive - Coupe with N51 engine
2006-2007 E60 BMW 525i 525xi 530i 530xi
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OEM INA Alternator Pulley - Overrunning Type - E82, E88, E9x, F10, F22, F23, F25, F3x, F87
OEM INA Alternator Pulley - Overrunning Type - E82, E88, E9x, F10, F2...
Ina - Corporate Logo
T#:42167226
Part#: EA0141
Back Ordered
$ 71.99 USD
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$ 71.99 USD
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Whether you're replacing a failing alternator pulley or performing preventive maintenance, this Alternator Pulley ensures your BMW continues to perform with factory precision and reliability.
Alternator - 210A
Alternator - 210A
Denso - Corporate Logo
T#:17140151
Part#: 12317616126
Back Ordered
$ 521.99

This product was last offered at the strikethrough price on
05-07-2026

$ 506.99 USD
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$ 506.99 USD
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No core charge required!
Accessory Drive Belt Kit - E34, E83
Accessory Drive Belt Kit - E34, E83
Ina - Corporate Logo
T#:42167237
Part#: FB0198K
Back Ordered
$ 166.99 USD
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$ 166.99 USD
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Ideal for scheduled maintenance or as a preventive repair, the Accessory Drive Belt Kit offers dependable performance and peace of mind for BMW owners looking to maintain factory-quality operation and longevity
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OEM INA Alternator Pulley - E60, E90
OEM INA Alternator Pulley - E60, E90
Ina - Corporate Logo
T#:42167235
Part#: EA0202
Back Ordered
$ 46.99

This product was last offered at the strikethrough price on
06-19-2026

$ 33.99 USD
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$ 33.99 USD
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Whether you have a failing component or are performing preventive maintenance, this INA Alternator Pulley from Turner Motorsport is the perfect choice to keep your BMW’s electrical and accessory systems operating at peak performance.
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